Library items tagged:

Support

David Salmon
Tuesday, December 4, 2012 - 14:25
Each of the research groups which has equipment installed on the Aurora infrastructure will have nominated two people to Janet to act as project contacts. These people will represent projects and will liaise with Janet as needed. It is expected that there will be two typical circumstances when this will be needed, requests for access to Aurora locations in order to install or maintain equipment, and reporting problems with the infrastructure. These are described in more detail below.
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Research Groups

David Salmon
Tuesday, December 4, 2012 - 14:16
Cambridge Photonics Essex - This group has now (October 2012) moved to Bristol Southampton Optoelectronics Research Centre UCL - London Optical networks;  Photonics
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News

David Salmon
Tuesday, December 4, 2012 - 14:15
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Janet eduroam security measures

Anonymous
Thursday, February 9, 2012 - 10:11
advisory
wireless
eduroam
security
factsheet
PB/INFO/067 (05/07) Security was a major requirement in the design of eduroam, to ensure that organisations that provide visitor facilities, and the guests who make use of them, are not exposed to additional risks outside their control. eduroam should present fewer risks than the existing ad hoc arrangements for guest users. This factsheet explains the security measures within eduroam and how organisations can use them to protect their own security.
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Manufacturer comments - Cisco SX20

Phyllis Callinan
Monday, November 12, 2012 - 16:18
MANUFACTURER RESPONSE Cisco SX20 Quick Set Page 3, Fan Noise The SX20 system includes a rather noisy Vari-Speed cooling fan which at times was noticeable both locally and at the remote site via the system microphone.   Cisco:
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Cisco Telepresence SX20 Quick Set - Evaluation results main document

Phyllis Callinan
Monday, November 12, 2012 - 16:03
Manufacturer: Cisco      Model: SX20 Quick Set Software Version: 5.1.4 Optional Features and  Modifications: 12x Camera, 4x Camera, Natural Presenter Package, Dual Monitor, Premium Multisite Date of Test: 15th – 19th October 2012
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Appendix 3 - Cisco SX20 - Detailed Audio Tests

Phyllis Callinan
Monday, November 12, 2012 - 15:47
The SX20 Plus CODECs do not permit the audio protocols to be forced, hence we were only able to carry out detailed tests on G.722.1 and AAC-LD audio coding. Test 1: Frequency response (-3 dB) (Insert -6 dB signal at local site, measure at remote site) G.722.1 AAC-LD, 64K AAC-LD, 128K
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Appendix 2 - Cisco SX20 - Detailed Video Tests

Phyllis Callinan
Monday, November 12, 2012 - 15:43
It was not possible to force either the video or audio protocols in the SX20 CODECs hence we were only able to carry out detailed tests on H.264 video coding.  For the following tests using the DVI input and with the PC input set to Motion and the PC selected to the main channel the following video resolutions were negotiated: Connection Bandwidth Resolution and Frame Rate
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Appendix 1 - Cisco SX20 - Detailed Physical Information

Phyllis Callinan
Monday, November 12, 2012 - 15:39
Dimensions of the CODEC:       (w x h x d) 30 x 18 x 3 cm Both CODEC and HD camera include a Kensington Lock fitting. Video Inputs Signal Type Connector Main camera Digital HDMI PC input
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